Tech

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Ask Away! with Jeff Smith: A Quick Guide to Engine Bearings

I am about to rebuild my first small block Chevy and I’ve been looking at parts and prices and noticed something. The bearing companies list several part numbers for things like main bearings for my 350 Chevy. The prices seem to vary quite a bit – much more than I expected. I’m going to assume

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Iron Eagle: Building an Iron-Block LQ4 LS Engine

Chevy fan or not, you can’t deny the performance potential of GM’s LS series engines. They share most internal and external components with each other and fit in nearly any place a Gen I Chevy small block can fit. When you see Mustang folks run LS engines, you know GM hit a home run. We

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Video: Installing a Spartan Locker in a Dana 30 Axle Carrier

Follow step-by-step how to install a lunchbox-style Spartan Locker into a Dana 30 axle carrier by watching this video, and learn the tips and tricks to the pros use to make the job simple and fast. From taking stock of all the pieces and parts, through pins and springs assembly, how to line up couplers

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Mailbag: Choosing Fuel Lines for a Street Rod Build

Q: I’m getting ready to plumb my ’33 Ford with new fuel lines. What type of line should I be using? A: It’s no secret, the formulation of pump gas has changed dramatically over the years. Your next fill up is likely to contain a blend of gasoline and ethyl alcohol (ethanol), plus an ever-changing recipe of

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Infographic: Cylinder Head Torque Sequences for GM 4-Cylinder Engines

Following rules isn’t always fun, and being unique often sounds appealing. But when it comes to torque sequences and recommended torque specifications, doing the “boring,” rule-following thing is strongly encouraged, as that is how we achieve good, reliable seals. Torque specifications vary by fastener brand, the lubricants we use, and other things. But the correct head bolt

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Video: Maximize Diesel Performance with Diesel Fuel Pumps

The longer diesel fuel sits in your fuel system and tank, the more it can become contaminated with water, sludge, and solidify into gel which restricts fuel flow and robs power from your engine, says Summit Racing tech adviser Carl Pritts. Diesel fuel pumps are an effective way to keep diesel fuel clean. In this video

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Mailbag: Using Rail vs. Non-Rail Rockers on Early Small Fords

Q: I have a question about a 1966 Mustang with a 289 V8. I have rebuilt the engine and replaced the stock heads with a set of 1968 302 heads rebuilt by a local machine shop. I replaced the cam with one whose specs match the ones recommended by Edelbrock for use with its Performer

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